JLSEC-2026-821

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Source
https://github.com/JuliaLang/SecurityAdvisories.jl/blob/main/advisories/published/2026/JLSEC-2026-821.md
Import Source
https://github.com/JuliaLang/SecurityAdvisories.jl/tree/generated/osv/2026/JLSEC-2026-821.json
JSON Data
https://api.osv.dev/v1/vulns/JLSEC-2026-821
Upstream
  • CVE-2026-23868
Published
2026-07-30T15:01:04Z
Modified
2026-07-30T15:15:05Z
Severity
  • 5.1 (Medium) CVSS_V3 - CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H CVSS Calculator
Summary
[none]
Details

Giflib contains a double-free vulnerability that is the result of a shallow copy in GifMakeSavedImage and incorrect error handling. The conditions needed to trigger this vulnerability are difficult but may be possible.

Database specific 
{
    "license": "CC-BY-4.0",
    "sources": [
        {
            "database_specific": {
                "status": "Modified"
            },
            "html_url": "https://nvd.nist.gov/vuln/detail/CVE-2026-23868",
            "id": "CVE-2026-23868",
            "imported": "2026-07-30T14:38:08.823Z",
            "modified": "2026-07-15T02:18:44.720Z",
            "published": "2026-03-10T20:16:25.517Z",
            "url": "https://services.nvd.nist.gov/rest/json/cves/2.0?cveId=CVE-2026-23868"
        }
    ]
}
References

Affected packages

Julia / Giflib_jll

Package

Name
Giflib_jll
Purl
pkg:julia/Giflib_jll?uuid=59f7168a-df46-5410-90c8-f2779963d0ec

Affected ranges

Type
SEMVER
Events
Introduced
0 Unknown introduced version / All previous versions are affected
Fixed
6.1.3+0

Database specific

source 
"https://github.com/JuliaLang/SecurityAdvisories.jl/tree/generated/osv/2026/JLSEC-2026-821.json"